Compare phones
| Global Score | |
| 75.6 | 91.8 |
| Basic Information | |
| Samsung | |
| Android 9.0 Pie | Android 11 |
| 2019-05-27 | 2021-01-29 |
| 6.76 x 3.09 x 0.38 inches | 5.97 x 2.80 x 0.31 inches |
| 7.58 ounces | 6.03 ounces |
| Black and Red | Gray, Phantom pink, Violet and White |
| Aluminum | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 600.00 | $ 722.00 |
| Display / Screen | |
| 6.7 inches | 6.2 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Dynamic AMOLED |
| 385 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.72 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 MP | 12.00 MP + 10.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 7680 x 4320 (15 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 3840 x 2160 (30 fps) (4K) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.88 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 has a global score of 91.8, which is a lot better than nubia Red Magic 3's score of 75.6. Galaxy S21 is a newer phone, and it's also thinner and noticeably lighter than nubia Red Magic 3. Both of these phones use Android OS (Operating System), but the Galaxy S21 has older 11 version and nubia Red Magic 3 has Android 9.0 Pie.
Galaxy S21 features a better screen than nubia Red Magic 3, because although it has a little bit smaller screen, it also counts with a bit higher 1080 x 2400 resolution and a bit higher display density. Nubia Red Magic 3 features a way bigger memory capacity to store more apps and games than Galaxy S21, because it has 128 GB more internal memory.
Nubia Red Magic 3 counts with a little bit better performance than Galaxy S21, and although they both have a Octa-Core processing unit, the nubia Red Magic 3 also has a larger amount of RAM. The nubia Red Magic 3 takes better videos and photos than Galaxy S21, because although it has a smaller camera sensor which gives a lower image and video quality and lower video frame rates, and they both have the same 7680x4320 video definition, the nubia Red Magic 3 also counts with a camera in the back with a lot better 48 MP resolution and a bigger camera aperture.
Nubia Red Magic 3 has superior battery life than Samsung Galaxy S21, because it has a 25% larger battery size.
The Galaxy S21 is more expensive than nubia Red Magic 3, but you can get a much better phone for that extra money.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.